3x-7(-2x-4)=113

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Solution for 3x-7(-2x-4)=113 equation:


Simplifying
3x + -7(-2x + -4) = 113

Reorder the terms:
3x + -7(-4 + -2x) = 113
3x + (-4 * -7 + -2x * -7) = 113
3x + (28 + 14x) = 113

Reorder the terms:
28 + 3x + 14x = 113

Combine like terms: 3x + 14x = 17x
28 + 17x = 113

Solving
28 + 17x = 113

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-28' to each side of the equation.
28 + -28 + 17x = 113 + -28

Combine like terms: 28 + -28 = 0
0 + 17x = 113 + -28
17x = 113 + -28

Combine like terms: 113 + -28 = 85
17x = 85

Divide each side by '17'.
x = 5

Simplifying
x = 5

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